MTL - Tomb Raider: Storytelling and Writing, The Mystic Nine is Confused - Chapter 180

Time travelling from the majestic era after the Recuperation of Reiki, he became Kimura Kazuki, a 16-year-old high school student in Japan, one year before the Reiki Recuperation.

Tentatively, he set out to hone himself to the bone, burning candles at both ends to stockpile resources in preparation for the imminent Recuperation of Reiki. His goal was to be many steps ahead of all humanity when the time comes.

However, it seemed like fate had decided to play a cruel trick on him.

One year later, the Recuperation of Reiki… did not happen as expected.

- Description from Novelupdates

At first, when he learned that he was forced to go to many different routine worlds and be reborn into all kinds of cannon fodder, he was against it.

As a reward for preventing the assassination of the current king, Rou Coral is rewarded with becoming and escort of the Royal Princess Reaina who the boy adores so much. Thus begins his new life of servitude under his beloved high-headed Princess full of happenings and happy little accidents. Surrounded with Busty Head Maid, young Loli Princess and a Childhood Friend Maid, for the boy knight today is yet another day of struggle in this womanly paradise!!

Jobs, hobbies, lifestyles—the world has advanced to a point where nothing can be separated from VR anymore. And now, a VR game was released using the most cutting-edge technologies; its name was “Boot Hour, Shoot Curse.” Our protagonist had no choice but to play solo during the closed beta test, but once the game officially launched, she made lots of friends (but not necessarily with the players), formed a huge clan (but not a clan of players), and matured as an individual.